US Bridges

Main Street over I-90 Eb/Wb

Fair

St. Joseph County, Indiana · 00.94 E SR 23 · Structure no. 047847

Built
1993
32 years old
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
234 ft
2 main spans
Daily traffic
26,066
2014 count
Owner
County
County Highway Agency

About this bridge

Main Street over I-90 Eb/Wb is a steel continuous stringer/multi-beam or girder carrying Main Street over I-90 Eb/Wb in St. Joseph County, Indiana. It was built in 1993, so it is 32 years old, younger than the Indiana average of 46.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 26,066 vehicles a day, roughly 5% of them trucks, projected to reach 29,040 by 2031. The structure is 234 ft (71.3 m) long and 68 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesMain Street
CrossesI-90 Eb/Wb
Location00.94 E SR 23
RouteCity Street 0
StateIndiana
Coordinates41.71636, -86.17802
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66 US tons
Inventory rating39.6 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length234 ft (71.3 m)
Longest span118 ft (35.9 m)
Deck width68 ft (20.7 m)
Roadway width59 ft (17.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26,066 (2014)
Projected traffic29,040 by 2031
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Main Street over I-90 Eb/Wb built?

It was built in 1993, making it 32 years old in 2025.

What condition is Main Street over I-90 Eb/Wb in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2023.

How much traffic does Main Street over I-90 Eb/Wb carry?

About 26,066 vehicles per day (2014 count), of which roughly 5% are trucks.

How long is Main Street over I-90 Eb/Wb?

The structure is 234 ft (71.3 m) long with a longest span of 118 ft (35.9 m) and a deck 68 ft wide.

Who owns Main Street over I-90 Eb/Wb?

It is owned by the County Highway Agency.